keyGesture: fix crown press going to WF for ambientlite & keyguard

When ambient-lite is shown and keyguard is set, the crown press should
not go back to WF after unlock. It should unlock on the the amibent
lite screen and the app that was on top.

Bug: 447211252
Flag: EXEMPT BUGFIX
Test: manual
(cherry picked from commit 4ffa541b96d6a828a8a72db80ab8030fec5e00c6)
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:451c1aebc27a8e85685265293ee39b6371baacbe
Merged-In: I6a6d877b798ed12602b23a2c9df788172ae6b4ee
Change-Id: I6a6d877b798ed12602b23a2c9df788172ae6b4ee